Heckler & Koch MP7 vs Heckler & Koch MP5K

2001–Present

1976–present

~50,000 estimated

Unknown

418 mm (16.5 in) stock retracted, 638 mm (25.1 in) stock extended

325 mm

180 mm (7.1 in)

115 mm

1.5 kg (3.3 lb) empty

2.0 kg

20, 30, or 40 rounds

30 rounds

Gas-operated, rotating bolt

Roller-delayed blowback

Single-stage

Selective fire

Flip-up iron sights, Picatinny rail for optics

Fixed front post and adjustable rear aperture